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1·The pterosaur trackway is quadrupedal, with wide gauge.

翼龙足迹为四足行走，行迹宽。

2·Was an immensely long, quadrupedal plant - eater. It had the longest neck of all known dinosaurs.

是巨型的四脚素食恐龙，它的脖子是已知恐龙中最长的。

3·In this new position, our innards were not as well supported as they had been in our quadrupedal ancestors.

在这种情况下，我们的内脏就不会像我们祖先那样被很好地支撑住。

4·Despite the geographic separation of the families, the method of quadrupedal walking is similar: legs and arms held fairly straight, and bottom in the air.

尽管这些家庭分布在不同的地域，但是用四肢行走的方式极为相似：两腿和两臂支撑很直，而末梢均朝向空中。

5·In its overall look and style of quadrupedal movement, 'future predator' looked something like a giant flightless bat, and this is where I really got quite interested...

在其整体外观和风格的四足运动，'未来捕食者'看像一个巨大的不会飞的蝙蝠人，这是我马上颇感兴趣。